17440969

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:697

約数の個数: 24

約数和(自身を含む): 22557312

約数和(自身を除く): 5116343

約数列:

[1, 7, 13, 23, 91, 161, 169, 299, 641, 1183, 2093, 3887, 4487, 8333, 14743, 27209, 58331, 103201, 108329, 191659, 758303, 1341613, 2491567, 17440969]

約数ペア:

[(1, 17440969), (7, 2491567), (13, 1341613), (23, 758303), (91, 191659), (161, 108329), (169, 103201), (299, 58331), (641, 27209), (1183, 14743), (2093, 8333), (3887, 4487)]